Replace catf with something that tracks len
Also the old catf would be broken with -DNDEBUG oops!master
C. McEnroe
parent
09e6b14794
commit
4c1b1fc6a3
15
chat.h
15
chat.h
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@ -43,13 +43,20 @@
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typedef unsigned uint;
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typedef unsigned char byte;
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static inline void __attribute__((format(printf, 3, 4)))
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catf(char *buf, size_t cap, const char *format, ...) {
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size_t len = strnlen(buf, cap);
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struct Cat {
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char *buf;
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size_t cap;
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size_t len;
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};
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static inline void __attribute__((format(printf, 2, 3)))
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catf(struct Cat *cat, const char *format, ...) {
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va_list ap;
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va_start(ap, format);
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assert(0 <= vsnprintf(&buf[len], cap - len, format, ap));
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int len = vsnprintf(&cat->buf[cat->len], cat->cap - cat->len, format, ap);
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assert(len >= 0);
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va_end(ap);
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cat->len += len;
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if (cat->len >= cat->cap) cat->len = cat->cap - 1;
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}
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enum Color {
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35
handle.c
35
handle.c
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@ -65,9 +65,10 @@ static enum Cap capParse(const char *list) {
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static const char *capList(enum Cap caps) {
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static char buf[1024];
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buf[0] = '\0';
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struct Cat cat = { buf, sizeof(buf), 0 };
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for (size_t i = 0; i < ARRAY_LEN(CapNames); ++i) {
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if (caps & (1 << i)) {
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catf(buf, sizeof(buf), "%s%s", (buf[0] ? " " : ""), CapNames[i]);
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catf(&cat, "%s%s", (buf[0] ? " " : ""), CapNames[i]);
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}
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}
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return buf;
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@ -490,6 +491,7 @@ static void handleReplyNames(struct Message *msg) {
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require(msg, false, 4);
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uint id = idFor(msg->params[2]);
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char buf[1024] = "";
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struct Cat cat = { buf, sizeof(buf), 0 };
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while (msg->params[3]) {
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char *name = strsep(&msg->params[3], " ");
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char *prefixes = strsep(&name, "!");
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@ -498,10 +500,7 @@ static void handleReplyNames(struct Message *msg) {
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enum Color color = (user ? hash(user) : Default);
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completeAdd(id, nick, color);
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if (!replies.names) continue;
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catf(
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buf, sizeof(buf), "%s\3%02d%s\3",
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(buf[0] ? ", " : ""), color, prefixes
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);
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catf(&cat, "%s\3%02d%s\3", (buf[0] ? ", " : ""), color, prefixes);
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}
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if (!replies.names) return;
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uiFormat(
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@ -602,13 +601,11 @@ static void handleReplyUserModeIs(struct Message *msg) {
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replies.mode--;
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char buf[1024] = "";
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struct Cat cat = { buf, sizeof(buf), 0 };
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for (char *ch = msg->params[1]; *ch; ++ch) {
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if (*ch == '+') continue;
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const char *name = UserModes[(byte)*ch];
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catf(
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buf, sizeof(buf), ", +%c%s%s",
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*ch, (name ? " " : ""), (name ?: "")
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);
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catf(&cat, ", +%c%s%s", *ch, (name ? " " : ""), (name ?: ""));
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}
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uiFormat(
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Network, Warm, tagTime(msg),
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@ -639,6 +636,7 @@ static void handleReplyChannelModeIs(struct Message *msg) {
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uint param = 3;
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char buf[1024] = "";
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struct Cat cat = { buf, sizeof(buf), 0 };
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for (char *ch = msg->params[2]; *ch; ++ch) {
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if (*ch == '+') continue;
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const char *name = ChanModes[(byte)*ch];
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@ -648,13 +646,13 @@ static void handleReplyChannelModeIs(struct Message *msg) {
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) {
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assert(param < ParamCap);
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catf(
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buf, sizeof(buf), ", +%c%s%s %s",
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&cat, ", +%c%s%s %s",
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*ch, (name ? " " : ""), (name ?: ""),
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msg->params[param++]
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);
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} else {
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catf(
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buf, sizeof(buf), ", +%c%s%s",
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&cat, ", +%c%s%s",
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*ch, (name ? " " : ""), (name ?: "")
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);
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}
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@ -987,13 +985,11 @@ static void handleReplyWhoisChannels(struct Message *msg) {
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require(msg, false, 3);
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if (!replies.whois) return;
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char buf[1024] = "";
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struct Cat cat = { buf, sizeof(buf), 0 };
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while (msg->params[2]) {
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char *channel = strsep(&msg->params[2], " ");
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char *name = &channel[strspn(channel, network.prefixes)];
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catf(
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buf, sizeof(buf), "%s\3%02d%s\3",
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(buf[0] ? ", " : ""), hash(name), channel
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);
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catf(&cat, "%s\3%02d%s\3", (buf[0] ? ", " : ""), hash(name), channel);
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}
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uiFormat(
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Network, Warm, tagTime(msg),
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@ -1093,9 +1089,10 @@ static const char *colorMentions(uint id, struct Message *msg) {
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static char buf[1024];
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buf[0] = '\0';
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struct Cat cat = { buf, sizeof(buf), 0 };
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while (*mention) {
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size_t skip = strspn(mention, ",<> ");
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catf(buf, sizeof(buf), "%.*s", (int)skip, mention);
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catf(&cat, "%.*s", (int)skip, mention);
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mention += skip;
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size_t len = strcspn(mention, ",<> ");
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@ -1103,14 +1100,14 @@ static const char *colorMentions(uint id, struct Message *msg) {
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mention[len] = '\0';
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enum Color color = completeColor(id, mention);
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if (color != Default) {
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catf(buf, sizeof(buf), "\3%02d%s\3", color, mention);
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catf(&cat, "\3%02d%s\3", color, mention);
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} else {
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catf(buf, sizeof(buf), "%s", mention);
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catf(&cat, "%s", mention);
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}
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mention[len] = punct;
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mention += len;
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}
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catf(buf, sizeof(buf), "%c", delimit);
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catf(&cat, "%c", delimit);
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return buf;
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}
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30
ui.c
30
ui.c
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@ -465,45 +465,38 @@ static void statusUpdate(void) {
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if (window->heat > others.heat) others.heat = window->heat;
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}
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char buf[256] = "";
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struct Cat cat = { buf, sizeof(buf), 0 };
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catf(
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buf, sizeof(buf), "\3%d%s %u ",
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&cat, "\3%d%s %u ",
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idColors[window->id], (num == windows.show ? "\26" : ""), num
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);
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if (!window->ignore || window->mute) {
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catf(
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buf, sizeof(buf), "%s%s ",
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&"-"[window->ignore], &"="[!window->mute]
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);
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catf(&cat, "%s%s ", &"-"[window->ignore], &"="[!window->mute]);
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}
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catf(buf, sizeof(buf), "%s ", idNames[window->id]);
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catf(&cat, "%s ", idNames[window->id]);
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if (window->mark && window->unreadWarm) {
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catf(
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buf, sizeof(buf), "\3%d+%d\3%d%s",
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&cat, "\3%d+%d\3%d%s",
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(window->heat > Warm ? White : idColors[window->id]),
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window->unreadWarm, idColors[window->id],
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(window->scroll ? "" : " ")
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);
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}
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if (window->scroll) {
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catf(buf, sizeof(buf), "~%d ", window->scroll);
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catf(&cat, "~%d ", window->scroll);
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}
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statusAdd(buf);
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}
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wclrtoeol(status);
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struct Cat cat = { title, sizeof(title), 0 };
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const struct Window *window = windows.ptrs[windows.show];
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snprintf(title, sizeof(title), "%s %s", network.name, idNames[window->id]);
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catf(&cat, "%s %s", network.name, idNames[window->id]);
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if (window->mark && window->unreadWarm) {
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catf(
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title, sizeof(title), " +%d%s",
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window->unreadWarm, &"!"[window->heat < Hot]
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);
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catf(&cat, " +%d%s", window->unreadWarm, &"!"[window->heat < Hot]);
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}
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if (others.unread) {
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catf(
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title, sizeof(title), " (+%d%s)",
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others.unread, &"!"[others.heat < Hot]
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);
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catf(&cat, " (+%d%s)", others.unread, &"!"[others.heat < Hot]);
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}
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}
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@ -638,10 +631,11 @@ static void notify(uint id, const char *str) {
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struct Util util = uiNotifyUtil;
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utilPush(&util, idNames[id]);
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char buf[1024] = "";
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struct Cat cat = { buf, sizeof(buf), 0 };
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while (*str) {
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struct Style style = Reset;
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size_t len = styleParse(&style, &str);
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catf(buf, sizeof(buf), "%.*s", (int)len, str);
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catf(&cat, "%.*s", (int)len, str);
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str += len;
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}
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utilPush(&util, buf);
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